package cn.tedu.sp03.service;

import ch.qos.logback.classic.jul.JULHelper;
import cn.tedu.sp01.pojo.User;
import cn.tedu.sp01.service.UserService;
import cn.tedu.web.util.JsonUtil;
import com.fasterxml.jackson.core.type.TypeReference;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Service;

import java.util.List;

@Service
@Slf4j
public class UserServiceImpl implements UserService {

    @Value("${sp.user-service.users}")
    private String userJson;

    @Override
    public User getUser(Integer userId) {
        log.info("获取用户，userId="+ userId);
        //userJson--->List<User>
        List<User> list = JsonUtil.from(userJson,
                new TypeReference<List<User>>() {
                });//{}匿名内部类继承TypeReference 并要求List<User>类型
        //在Demo数据中找用户
        for (User u : list){
            if (u.getId().equals(userId))
                return u;
        }
        //如果上面找不到，这里写死一个用户数据
        return new User(userId,"用户名"+userId,"密码"+userId);
    }

    @Override
    public void addScore(Integer userId, Integer score) {
        log.info("增加用户积分，userId="+userId+",score="+score);

    }
}
